好消息！新冠抗疫再添生力軍：一劑見效、完全預防死亡病例的嬌生疫苗報到-風傳媒
Peterarthur
效力比不上美俄前三四家疫苗
Peterarthur
https://www.fda.gov/...
Peterarthur
According to a US Food and Drug Administration’s briefing document released Wednesday, the vaccine showed a 64% efficacy rate in South Africa. That’s seven points higher than what was reported in interim data released by the company in January. 
February 24, 2021 coronavirus news